MySQL要监控什么？

作者: fcoolx | 可以转载, 转载时务必以超链接形式标明文章原始出处和作者信息
网址: http://blog.csdn.net/fcoolx/archive/2009/09/06/4525853.aspx

如果您不太熟悉MySQL监控，开始可以看一看流行的监控软件。例如，下面列出了MySQL Cacti Plugin

Innodb Buffer Pool Activity

Pages Created
Pages Written
Pages Read

Innodb Buffer Pool Pages

Pool Size
Database Pages
Free Pages
Modified Pages

Inoodb File I/O

File Reads
Files Writes
Log Writes
File Fsyncs

Innodb Pending I/O

Aio Log Ios
Aio Sync ios
Buffer Pool Flushes
Chkp Writes
Ibuf Aio Reads
Log Flushes
Log Writes
Normal Aio Reads
Normal Aio Writes

Innodb Insert Buffer

Inserts
Merged
Merges

Innodb Log

Log Buffer Size
Log Bytes Written
Log Bytes Flushed
Unflushed Log

Innodb Row Operations

Rows Read
Rows Deleted
Rows Updated
Rows Inserted

Innodb Semaphores

Spin Rounds
Spin Waits
OS Waits

Innodb Transactions

Innodb Transactions
Current Transactions
History List
Read Views

MySQL Binary/Relay Logs

Binlog Cache use
Binlog Cache Disk Use
Binary Log Space
Relay Log Space

MySQL Command Counters

Questions
SELECT
DELETE
INSERT
UPDATE
REPLACE
LOAD
DELETE MULTI
INSERT SELECT
UPDATE MULTI
REPLACE SELECT

MySQL Connections

Max Connections
Max Used Connections
Aborted Clients
Aborted Connects
Threads Connected
Connections

MySQL Files and Tables

Table Cache
Open Tables
Open Files
Opened Tables

MySQL Network Traffic

Bytes Received
Bytes Sent

MySQL Processlist

State Closing Tables
State Copying to Tmp Table
State End
State Freeing Items
State Init
State Locked
State Login
State Preparing
State Reading From Net
State Sending Data
State Sorting Result
State Statistics
State Updating
State Writing to Net
State None
State Other

MySQL Query Cache

Queries In Cache
Hits
Inserts
Not Cached
Lowmem Prunes

MySQL Query Cache Memory

Query Cache Size
Free Memory
Total Blocks
Free Blocks

MySQL Replication

Slave Running
Slave Stopped
Slave Lag
Slave Open Temp Tables
Slave Retried Transactions

MySQL Select Types

Select Full Join
Select Full Range Join
Select Range
Select Range Check
Select Scan

MySQL Sorts

Sort Rows
Sort Range
Sort Merge Passes
Sort Scan

MySQL Table Locks

Table Locks Immediate
Table Locks Waited
Slow Queries

MySQL Temporary Objects

Created Tmp Tables
Created Tmp Disk Tables
Created Tmp Files

MySQL Threads

Thread Cache Size
Threads Created

ps:原文为 What do you monitor in MySQL?

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